Home / 5,395.95-8,083.54-3,309.87

Finding the Fourth Proportional to 5,395.95, 8,083.54 and 3,309.87

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Solution

The fourth proportional to 5,395.95, 8,083.54 and 3,309.87 is: 4,958.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.95 : 8,083.54 = 3,309.87 : x
  2. Step 2: Convert to fraction form
    5,395.95/8,083.54 = 3,309.87/x
  3. Step 3: Cross multiply
    5,395.95x = 8,083.54 × 3,309.87
  4. Step 4: Simplify right side
    5,395.95x = 26,755,466.54
  5. Step 5: Solve for x
    x = 26,755,466.54/5,395.95
  6. Step 6: Final answer
    x = 4,958.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.